LINKSWITCH-MIB :: lsEportXUnderrunCts

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsLINKSWITCH-MIBlsEportXUnderrunCts

lsEportXUnderrunCts

Module: LINKSWITCH-MIB

OID (symbolic): LINKSWITCH-MIB::lsEportXUnderrunCts

OID (numeric): 1.3.6.1.4.1.43.17.13.1.31

Node type: OBJECT-TYPE

Type: Counter

Access: read-only

Description: A count of times that an underrun occured.

What is lsEportXUnderrunCts?

Per-port counter of transmit underrun events, where the port's transmit hardware ran out of data to send mid-frame; a rising count suggests an internal performance or hardware issue on that port.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.43.17.13.1.31
snmpwalk -v2c -c public <target> LINKSWITCH-MIB::lsEportXUnderrunCts

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.43.17.13.1.31.1
snmpget -v2c -c public <target> LINKSWITCH-MIB::lsEportXUnderrunCts.1

Start monitoring LinkSwitch enterprise Ethernet/bridging switch with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the LINKSWITCH-MIB::lsEportXUnderrunCts OID value, configure state conditions and alerts, and monitor any LinkSwitch enterprise Ethernet/bridging switch from a single console.

OID Breakdown

Upper-level ancestors (8 from the standard OID tree / other modules)
Numeric OIDNameModule
1isoLANART-AGENT
1.3orgAirPair-MIB
1.3.6dodAirPair-MIB
1.3.6.1internetAirPair-MIB
1.3.6.1.4privateAirPair-MIB
1.3.6.1.4.1enterprisesAirPair-MIB
1.3.6.1.4.1.43a3ComA3COM-BRIDGE-R3-MIB
1.3.6.1.4.1.43.17linkSwitch_mibA3Com-products-MIB
Numeric OIDNameModule
1.3.6.1.4.1.43.17.13lsEportTableLINKSWITCH-MIB
1.3.6.1.4.1.43.17.13.1lsEportEntryLINKSWITCH-MIB
1.3.6.1.4.1.43.17.13.1.31lsEportXUnderrunCtsLINKSWITCH-MIB